diff options
Diffstat (limited to 'Lib/test/test_import.py')
| -rw-r--r-- | Lib/test/test_import.py | 67 |
1 files changed, 26 insertions, 41 deletions
diff --git a/Lib/test/test_import.py b/Lib/test/test_import.py index e710122..61df86a 100644 --- a/Lib/test/test_import.py +++ b/Lib/test/test_import.py @@ -1,8 +1,8 @@ # We import importlib *ASAP* in order to test #15386 import importlib +import importlib.util from importlib._bootstrap import _get_sourcefile import builtins -import imp from test.test_importlib.import_ import util as importlib_util import marshal import os @@ -70,8 +70,6 @@ class ImportTests(unittest.TestCase): def tearDown(self): unload(TESTFN) - setUp = tearDown - def test_case_sensitivity(self): # Brief digression to test that import is case-sensitive: if we got # this far, we know for sure that "random" exists. @@ -129,16 +127,6 @@ class ImportTests(unittest.TestCase): finally: del sys.path[0] - @skip_if_dont_write_bytecode - def test_bug7732(self): - source = TESTFN + '.py' - os.mkdir(source) - try: - self.assertRaisesRegex(ImportError, '^No module', - imp.find_module, TESTFN, ["."]) - finally: - os.rmdir(source) - def test_module_with_large_stack(self, module='longlist'): # Regression test for http://bugs.python.org/issue561858. filename = module + '.py' @@ -225,7 +213,7 @@ class ImportTests(unittest.TestCase): with open(source, "w") as f: f.write("a = 10\nb=20//0\n") - self.assertRaises(ZeroDivisionError, imp.reload, mod) + self.assertRaises(ZeroDivisionError, importlib.reload, mod) # But we still expect the module to be in sys.modules. mod = sys.modules.get(TESTFN) self.assertIsNot(mod, None, "expected module to be in sys.modules") @@ -291,7 +279,7 @@ class ImportTests(unittest.TestCase): import sys class C: def __del__(self): - import imp + import importlib sys.argv.insert(0, C()) """)) script_helper.assert_python_ok(testfn) @@ -302,7 +290,7 @@ class ImportTests(unittest.TestCase): sys.path.insert(0, os.curdir) try: source = TESTFN + ".py" - compiled = imp.cache_from_source(source) + compiled = importlib.util.cache_from_source(source) with open(source, 'w') as f: pass try: @@ -333,6 +321,14 @@ class ImportTests(unittest.TestCase): stdout, stderr = popen.communicate() self.assertIn(b"ImportError", stdout) + def test_from_import_message_for_nonexistent_module(self): + with self.assertRaisesRegexp(ImportError, "^No module named 'bogus'"): + from bogus import foo + + def test_from_import_message_for_existing_module(self): + with self.assertRaisesRegexp(ImportError, "^cannot import name 'bogus'"): + from re import bogus + @skip_if_dont_write_bytecode class FilePermissionTests(unittest.TestCase): @@ -343,7 +339,7 @@ class FilePermissionTests(unittest.TestCase): def test_creation_mode(self): mask = 0o022 with temp_umask(mask), _ready_to_import() as (name, path): - cached_path = imp.cache_from_source(path) + cached_path = importlib.util.cache_from_source(path) module = __import__(name) if not os.path.exists(cached_path): self.fail("__import__ did not result in creation of " @@ -361,7 +357,7 @@ class FilePermissionTests(unittest.TestCase): # permissions of .pyc should match those of .py, regardless of mask mode = 0o600 with temp_umask(0o022), _ready_to_import() as (name, path): - cached_path = imp.cache_from_source(path) + cached_path = importlib.util.cache_from_source(path) os.chmod(path, mode) __import__(name) if not os.path.exists(cached_path): @@ -376,7 +372,7 @@ class FilePermissionTests(unittest.TestCase): def test_cached_readonly(self): mode = 0o400 with temp_umask(0o022), _ready_to_import() as (name, path): - cached_path = imp.cache_from_source(path) + cached_path = importlib.util.cache_from_source(path) os.chmod(path, mode) __import__(name) if not os.path.exists(cached_path): @@ -416,7 +412,7 @@ class FilePermissionTests(unittest.TestCase): bytecode_only = path + "c" else: bytecode_only = path + "o" - os.rename(imp.cache_from_source(path), bytecode_only) + os.rename(importlib.util.cache_from_source(path), bytecode_only) m = __import__(name) self.assertEqual(m.x, 'rewritten') @@ -438,7 +434,7 @@ func_filename = func.__code__.co_filename """ dir_name = os.path.abspath(TESTFN) file_name = os.path.join(dir_name, module_name) + os.extsep + "py" - compiled_name = imp.cache_from_source(file_name) + compiled_name = importlib.util.cache_from_source(file_name) def setUp(self): self.sys_path = sys.path[:] @@ -499,7 +495,7 @@ func_filename = func.__code__.co_filename header = f.read(12) code = marshal.load(f) constants = list(code.co_consts) - foreign_code = test_main.__code__ + foreign_code = importlib.import_module.__code__ pos = constants.index(1) constants[pos] = foreign_code code = type(code)(code.co_argcount, code.co_kwonlyargcount, @@ -641,7 +637,7 @@ class OverridingImportBuiltinTests(unittest.TestCase): class PycacheTests(unittest.TestCase): # Test the various PEP 3147 related behaviors. - tag = imp.get_tag() + tag = sys.implementation.cache_tag def _clean(self): forget(TESTFN) @@ -689,7 +685,7 @@ class PycacheTests(unittest.TestCase): # With PEP 3147 cache layout, removing the source but leaving the pyc # file does not satisfy the import. __import__(TESTFN) - pyc_file = imp.cache_from_source(self.source) + pyc_file = importlib.util.cache_from_source(self.source) self.assertTrue(os.path.exists(pyc_file)) os.remove(self.source) forget(TESTFN) @@ -714,7 +710,7 @@ class PycacheTests(unittest.TestCase): def test___cached__(self): # Modules now also have an __cached__ that points to the pyc file. m = __import__(TESTFN) - pyc_file = imp.cache_from_source(TESTFN + '.py') + pyc_file = importlib.util.cache_from_source(TESTFN + '.py') self.assertEqual(m.__cached__, os.path.join(os.curdir, pyc_file)) @skip_if_dont_write_bytecode @@ -749,10 +745,10 @@ class PycacheTests(unittest.TestCase): pass importlib.invalidate_caches() m = __import__('pep3147.foo') - init_pyc = imp.cache_from_source( + init_pyc = importlib.util.cache_from_source( os.path.join('pep3147', '__init__.py')) self.assertEqual(m.__cached__, os.path.join(os.curdir, init_pyc)) - foo_pyc = imp.cache_from_source(os.path.join('pep3147', 'foo.py')) + foo_pyc = importlib.util.cache_from_source(os.path.join('pep3147', 'foo.py')) self.assertEqual(sys.modules['pep3147.foo'].__cached__, os.path.join(os.curdir, foo_pyc)) @@ -776,10 +772,10 @@ class PycacheTests(unittest.TestCase): unload('pep3147') importlib.invalidate_caches() m = __import__('pep3147.foo') - init_pyc = imp.cache_from_source( + init_pyc = importlib.util.cache_from_source( os.path.join('pep3147', '__init__.py')) self.assertEqual(m.__cached__, os.path.join(os.curdir, init_pyc)) - foo_pyc = imp.cache_from_source(os.path.join('pep3147', 'foo.py')) + foo_pyc = importlib.util.cache_from_source(os.path.join('pep3147', 'foo.py')) self.assertEqual(sys.modules['pep3147.foo'].__cached__, os.path.join(os.curdir, foo_pyc)) @@ -863,7 +859,6 @@ class ImportlibBootstrapTests(unittest.TestCase): from importlib import machinery mod = sys.modules['_frozen_importlib'] self.assertIs(machinery.FileFinder, mod.FileFinder) - self.assertIs(imp.new_module, mod.new_module) @cpython_only @@ -1060,16 +1055,6 @@ class ImportTracebackTests(unittest.TestCase): importlib.SourceLoader.load_module = old_load_module -def test_main(verbose=None): - run_unittest(ImportTests, PycacheTests, FilePermissionTests, - PycRewritingTests, PathsTests, RelativeImportTests, - OverridingImportBuiltinTests, - ImportlibBootstrapTests, GetSourcefileTests, - TestSymbolicallyLinkedPackage, - ImportTracebackTests) - - if __name__ == '__main__': # Test needs to be a package, so we can do relative imports. - from test.test_import import test_main - test_main() + unittest.main() |